SPORTSMAN TRUCK (17.5):
Truck body
World GT spec tires
17.5 ROAR approved motors
Electronic speed controls used in the class must be roar approved under the “ROAR SPORTSMAN CLASS ESC RULE” and must be set to the sportsman profile at all times (i.e. no timing boost, cheatmodes, etc).
Battery: only be SMC 1S, 4000mah, 25c pack (part number: 4025s)
Full Rules can be found HERE (PDF)

STOCK (17.5):
Nationwide series bodies and spoilers (stock spoilers included with the body)
ROAR approved 17.5 motors and batteries will be used, any ESC may be used.
No wings are allowed and the back of the body must remain in place
Any 1/10 pan car tire